package com.config;

import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.BindingBuilder;
import org.springframework.amqp.core.FanoutExchange;
import org.springframework.amqp.core.Queue;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


/**
 * @author: houdx
 * @description:
 * @date: 2023/8/14 16:06
 */
@Configuration
public class FanoutRabbitConfig {

    //创建队列
    @Bean
    public Queue fanoutEmailQueue() {

        // durable:是否持久化,默认是false,持久化队列：会被存储在磁盘上，当消息代理重启时仍然存在，暂存队列：当前连接有效
        // exclusive:默认也是false，只能被当前创建的连接使用，而且当连接关闭后队列即被删除。此参考优先级高于durable
        // autoDelete:是否自动删除，当没有生产者或者消费者使用此队列，该队列会自动删除。
        //一般设置一下队列的持久化就好,其余两个就是默认false

        return new Queue("email.fanout.queue", true);
    }

    @Bean
    public Queue fanoutSmsQueue() {
        return new Queue("sms.fanout.queue", true);
    }

    @Bean
    public Queue fanoutWeixinQueue() {
        return new Queue("weixin.fanout.queue", true);
    }

    //创建交换机
    @Bean
    public FanoutExchange fanoutOrderExchange() {
        return new FanoutExchange("fanout_order_exchange", true, false);
    }

    //绑定关系
    @Bean
    public Binding fanoutEmailBinding() {
        return BindingBuilder.bind(fanoutEmailQueue()).to(fanoutOrderExchange());
    }

    @Bean
    public Binding fanoutSmsBinding() {
        return BindingBuilder.bind(fanoutSmsQueue()).to(fanoutOrderExchange());
    }

    @Bean
    public Binding fanoutWeixinBinding() {
        return BindingBuilder.bind(fanoutWeixinQueue()).to(fanoutOrderExchange());
    }
}
